########################################################################### # # Copyright (c) 2021-2024 Diality Inc. - All Rights Reserved. # # THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN # WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER. # # @file temperature_sensors.py # # @author (last) Zoltan Miskolci # @date (last) 09-Jan-2026 # @author (original) Dara Navaei # @date (original) 01-Dec-2021 # ############################################################################ import struct from logging import Logger from leahi_dialin.common.constants import NO_RESET from leahi_dialin.common.fp_defs import fp_enum_repository, BETA_IOFP_COND_SENSOR_OFFSET, BETA_IOFP_PRES_SENSOR_OFFSET from leahi_dialin.common.msg_defs import MsgIds, MsgFieldPositions from leahi_dialin.common.override_templates import cmd_generic_broadcast_interval_override, cmd_generic_override from leahi_dialin.protocols.CAN import DenaliChannels from leahi_dialin.utils.base import AbstractSubSystem, publish from leahi_dialin.utils.conversions import integer_to_bytearray, float_to_bytearray class FPTemperatureSensors(AbstractSubSystem): def __init__(self, can_interface, logger: Logger): super().__init__() self.can_interface = can_interface self.logger = logger if self.can_interface is not None: channel_id = DenaliChannels.fp_sync_broadcast_ch_id self.msg_id_fp_temperature_data = MsgIds.MSG_ID_FP_TEMPERATURE_DATA.value self.can_interface.register_receiving_publication_function(channel_id, self.msg_id_fp_temperature_data, self._handler_temperature_sensors_sync) self.fp_temperature_sensors_timestamp = 0 self.fp_temperatures = { fp_enum_repository.FPTemperatureSensorNames.M3_TEMP.name: 0.0, fp_enum_repository.FPTemperatureSensorNames.P8_TEMP.name: 0.0, fp_enum_repository.FPTemperatureSensorNames.P13_TEMP.name: 0.0, fp_enum_repository.FPTemperatureSensorNames.P17_TEMP.name: 0.0, fp_enum_repository.FPTemperatureSensorNames.P10_TEMP.name: 0.0, fp_enum_repository.FPTemperatureSensorNames.P19_TEMP.name: 0.0, fp_enum_repository.FPTemperatureSensorNames.P7_TEMP.name: 0.0, fp_enum_repository.FPTemperatureSensorNames.P16_TEMP.name: 0.0, fp_enum_repository.FPTemperatureSensorNames.P46_TEMP.name: 0.0, fp_enum_repository.FPTemperatureSensorNames.P7_INTERNAL_TEMP.name: 0.0, fp_enum_repository.FPTemperatureSensorNames.P16_INTERNAL_TEMP.name: 0.0 } @publish(["msg_id_fp_temperature_data", "fp_temperatures", "fp_temperatures_timestamp"]) def _handler_temperature_sensors_sync(self, message,timestamp=0.0): """ Handles published FP temperature sensors message @param message: published FP temperature sensors data message @returns none """ self.fp_temperatures[fp_enum_repository.FPTemperatureSensorNames.M3_TEMP.name] = struct.unpack('f', bytearray( message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))[0] self.fp_temperatures[fp_enum_repository.FPTemperatureSensorNames.P10_TEMP.name] = struct.unpack('f', bytearray( message['message'][MsgFieldPositions.START_POS_FIELD_2:MsgFieldPositions.END_POS_FIELD_2]))[0] self.fp_temperatures[fp_enum_repository.FPTemperatureSensorNames.P19_TEMP.name] = struct.unpack('f', bytearray( message['message'][MsgFieldPositions.START_POS_FIELD_3:MsgFieldPositions.END_POS_FIELD_3]))[0] self.fp_temperatures[fp_enum_repository.FPTemperatureSensorNames.P8_TEMP.name] = struct.unpack('f', bytearray( message['message'][MsgFieldPositions.START_POS_FIELD_4:MsgFieldPositions.END_POS_FIELD_4]))[0] self.fp_temperatures[fp_enum_repository.FPTemperatureSensorNames.P13_TEMP.name] = struct.unpack('f', bytearray( message['message'][MsgFieldPositions.START_POS_FIELD_5:MsgFieldPositions.END_POS_FIELD_5]))[0] self.fp_temperatures[fp_enum_repository.FPTemperatureSensorNames.P17_TEMP.name] = struct.unpack('f', bytearray( message['message'][MsgFieldPositions.START_POS_FIELD_6:MsgFieldPositions.END_POS_FIELD_6]))[0] self.fp_temperatures[fp_enum_repository.FPTemperatureSensorNames.P7_TEMP.name] = struct.unpack('f', bytearray( message['message'][MsgFieldPositions.START_POS_FIELD_7:MsgFieldPositions.END_POS_FIELD_7]))[0] self.fp_temperatures[fp_enum_repository.FPTemperatureSensorNames.P16_TEMP.name] = struct.unpack('f', bytearray( message['message'][MsgFieldPositions.START_POS_FIELD_8:MsgFieldPositions.END_POS_FIELD_8]))[0] self.fp_temperatures[fp_enum_repository.FPTemperatureSensorNames.P46_TEMP.name] = struct.unpack('f', bytearray( message['message'][MsgFieldPositions.START_POS_FIELD_9:MsgFieldPositions.END_POS_FIELD_9]))[0] self.fp_temperatures[fp_enum_repository.FPTemperatureSensorNames.P7_INTERNAL_TEMP.name] = struct.unpack('f', bytearray( message['message'][MsgFieldPositions.START_POS_FIELD_10:MsgFieldPositions.END_POS_FIELD_10]))[0] self.fp_temperatures[fp_enum_repository.FPTemperatureSensorNames.P16_INTERNAL_TEMP.name] = struct.unpack('f', bytearray( message['message'][MsgFieldPositions.START_POS_FIELD_11:MsgFieldPositions.END_POS_FIELD_11]))[0] self.fp_temperature_sensors_timestamp = timestamp def cmd_temperatures_data_broadcast_interval_override(self, ms: int, reset: int = NO_RESET) -> int: """ Constructs and sends broadcast time interval. Constraints: Must be logged into FP. Given interval must be non-zero and a multiple of the FP general task interval (50 ms). @param ms: (int) Publish time interval in ms @param reset: (int) 1 to reset a previous override, 0 to override @returns 1 if successful, zero otherwise """ return cmd_generic_broadcast_interval_override( ms = ms, reset = reset, channel_id = DenaliChannels.dialin_to_fp_ch_id, msg_id = MsgIds.MSG_ID_FP_TEMPERATURE_SENSOR_PUBLISH_INTERVAL_OVERRIDE_REQUEST, module_name = 'FP Temperature Sensors', logger = self.logger, can_interface = self.can_interface) def cmd_temperatures_value_override(self, sensor_index: int, sensor_value: float, reset: int = NO_RESET) -> int: """ Constructs and sends the value override of a temperature sensor. Constraints: Must be logged into FP. Given sensor_index must be one of the sensors listed below. @param sensor_index : (int) Index of the sensor @param sensor_value: (float) Value of the sensor to override @param reset: (int) whether to reset the override value. The default is NO_RESET @returns 1 if successful, zero otherwise """ # FP Conductivity Sensors' Temperature Override if fp_enum_repository.FPTemperatureSensorNames.FIRST_CONDUCTIVITY_SENSOR.value <= sensor_index <= fp_enum_repository.FPTemperatureSensorNames.LAST_CONDUCTIVITY_SENSOR.value: modified_index = sensor_index - fp_enum_repository.FPTemperatureSensorNames.FIRST_CONDUCTIVITY_SENSOR.value + BETA_IOFP_COND_SENSOR_OFFSET msg_id = MsgIds.MSG_ID_FP_CONDUCTIVITY_TEMP_OVERRIDE_REQUEST # FP Flow Sensors' Temperature Override elif fp_enum_repository.FPTemperatureSensorNames.FIRST_FLOW_SENSOR.value <= sensor_index <= fp_enum_repository.FPTemperatureSensorNames.LAST_FLOW_SENSOR.value: modified_index = sensor_index - fp_enum_repository.FPTemperatureSensorNames.FIRST_FLOW_SENSOR.value msg_id = MsgIds.MSG_ID_FP_FLOW_TEMP_OVERRIDE_REQUEST # FP Pressure Sensors' Temperature Override else: modified_index = sensor_index - fp_enum_repository.FPTemperatureSensorNames.FIRST_PRESSURE_SENSOR.value + BETA_IOFP_PRES_SENSOR_OFFSET msg_id = MsgIds.MSG_ID_FP_PRESSURE_TEMP_OVERRIDE_REQUEST index = integer_to_bytearray(modified_index) rst = integer_to_bytearray(reset) value = float_to_bytearray(sensor_value) payload = rst + value + index sensor_name = fp_enum_repository.FPTemperatureSensorNames(sensor_index).name.split('_')[0] return cmd_generic_override( payload = payload, reset = reset, channel_id = DenaliChannels.dialin_to_fp_ch_id, msg_id = msg_id, entity_name = f'FP {sensor_name} Temperature Sensor temperature', override_text = str(sensor_value), logger = self.logger, can_interface = self.can_interface)